condition mean min max 4 h after light 76.3012495 65.742948 86.859551 8 h after light 87.543864 87.209552 87.878176 12 h after light 119.80413949999999 88.376222 151.232057 4 h after dark 193.95001299999998 117.514123 270.385903 8 h after dark 214.309233 134.616672 294.001794 12 h after dark 105.899026 105.899026 105.899026